One-piece, portable berm provides portable, onsite washout containment. Cleaning your equipment properly after a project is a lot easier with the right washout berm. The Ultra-Concrete Washout Berm is a light-weight, portable way to collect harmful industrial concrete sediment, paint, drywall, mud, stucco and mortar from your work site. Its UV resistant, 10 mil polyethylene construction makes it durable for extended use.